Framing & ScopeCrop Calculator
Preview your aspect ratio.
Test letterboxing, anamorphic scope crops, and vertical social reframing against sample stills or your own local media. Calculates exact active pixel dimensions for 1080p and 4K UHD timelines.
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(Processed 100% locally in browser memory : zero server uploads)
Source Footage:
16:9 Widescreen (1.78:1) · 1920×1080 Still
Format Matte
2.39:1 Scope
Source Native Ratio
1.78:1 (16:9)
1080p Active Pixels
1920 × 803
4K UHD Pixels
3840 × 1607
Letterbox Crop
7.20%